<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title>Document</title>
  <style>
    p {
      /* border-width: 2px; */
      /* border-style: solid; */
      /* border-color: red; */
      /* border: solid 2px red; */
      /* border: 2px solid red; */
      border-left: 2px solid red;
      border-top: 2px solid green;
      border-right: 2px solid blue;
      border-bottom: 2px solid orangered;
    }
    input {
      /* border: none; */
      border-left: none;
    }
  </style>
</head>

<body>

  <p> this is tag p</p>

  <input type="text">

</body>

</html>